Home / 261,014,951.16-360,210,102.80-149,527,339.11

Finding the Fourth Proportional to 261,014,951.16, 360,210,102.80 and 149,527,339.11

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Solution

The fourth proportional to 261,014,951.16, 360,210,102.80 and 149,527,339.11 is: 206,353,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,014,951.16 : 360,210,102.80 = 149,527,339.11 : x
  2. Step 2: Convert to fraction form
    261,014,951.16/360,210,102.80 = 149,527,339.11/x
  3. Step 3: Cross multiply
    261,014,951.16x = 360,210,102.80 × 149,527,339.11
  4. Step 4: Simplify right side
    261,014,951.16x = 53,861,258,191,475,928
  5. Step 5: Solve for x
    x = 53,861,258,191,475,928/261,014,951.16
  6. Step 6: Final answer
    x = 206,353,153.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.